CN206693235U - A kind of pile pulling device for being used to extract unqualified pile body - Google Patents
A kind of pile pulling device for being used to extract unqualified pile body Download PDFInfo
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- CN206693235U CN206693235U CN201720277707.6U CN201720277707U CN206693235U CN 206693235 U CN206693235 U CN 206693235U CN 201720277707 U CN201720277707 U CN 201720277707U CN 206693235 U CN206693235 U CN 206693235U
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Abstract
The utility model belongs to unqualified stake processing technology field, disclose it is a kind of be used to extract the pile pulling device of unqualified pile body, it is high for solving the problems, such as to handle long construction period caused by unqualified stake, construction cost by way of piling.The pile pulling device of the present utility model for being used to extract unqualified pile body, including cylindrical cylinder are bored, and the internal diameter that the cylinder bores is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for the connecting portion with the interconnection of the drilling rod of rotary drilling rig；The lower surface that the cylinder bores is provided with multiple cutter teeths.The utility model directly can extract unqualified stake using rotary drilling rig, have the characteristics of simple in construction, easy to use, can shorten the process cycle to unqualified stake, reduce construction cost.
Description
Technical field
The utility model belongs to unqualified stake processing technology field, and in particular to a kind of to be used to extract pulling out for unqualified pile body
Stake device, is directly extracted using the unqualified pile body of churning driven fleet.
Background technology
Rotary drilling rig is since China's late 1990s introduce, to this century qinghai-tibet railway engineering and Beijing Olympic
The drive of engineering etc., market cognition degree improve rapidly, and market capacity drastically expands.Start generally to use, so far using universal.Rotation
It is always an important factor for influenceing the acceptance of work, due to stake caused by concrete disintegration, folder mud to dig grout pile weight problem
The underproof phenomenon of weight is very universal.
The treatment measures adopted in the prior art for unqualified bored concrete pile have impact piling, high-pressure rotary-spray piling, and piling is
It is to say that spiral-digging pore pours bored concrete pile again around unqualified bored concrete pile.But this mode is there is long construction period,
The problem of construction cost is high.
Utility model content
The utility model is in order to solve to handle long construction period caused by unqualified stake, construction by way of piling
The problem of cost is high, and a kind of pile pulling device for being used to extract unqualified pile body is provided, it can directly be extracted using rotary drilling rig
Unqualified stake, there is the characteristics of simple in construction, easy to use, the process cycle to unqualified stake can be shortened, reduction is constructed into
This.
To solve technical problem, technical scheme is used by the utility model：
A kind of pile pulling device for being used to extract unqualified pile body, it is characterised in that bored including cylindrical cylinder, the cylinder
The internal diameter of brill is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for mutual with the drilling rod of rotary drilling rig
The connecting portion of connection；The lower surface that the cylinder bores is provided with multiple cutter teeths.
Each cutter teeth is along the circumferencial direction that cylinder bores according to the inclined lower end for being connected to cylinder brill of identical incline direction
On face, and the inclined direction on the circumferencial direction that bores along cylinder of each cutter teeth and the rotation direction of the drilling rod of rotary drilling rig
Unanimously.
Part cutter teeth in wherein each cutter teeth slopes inwardly towards the axis direction that cylinder bores to be set, each cutter teeth
In part cutter teeth deviate from cylinder bore the outward-dipping setting of axis direction.
The angle of inclination for the radial direction that adjacent cutter teeth bores along cylinder is different.
Multistage pick bar is provided with the excircle that the cylinder bores, each section of pick bar spiral is distributed in the cylindrical of cylinder brill upwards
Zhou Shang.
The upper end that the connecting portion bores with cylinder is provided with reinforcement steel plate.
Compared with prior art, the utility model has the advantages that：
The pile pulling device provided by the utility model for being used to extract unqualified pile body includes cylindrical cylinder brill, the cylinder
The internal diameter of brill is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for mutual with the drilling rod of rotary drilling rig
The connecting portion of connection；The lower surface that the cylinder bores is provided with multiple cutter teeths.The utility model in use, passes through connection
The drilling rod of portion and rotary drilling rig is set-located, and then rotary drilling rig drives drilling rod to rotate, and drives cylinder to bore when drilling rod rotates
Move downward, while drilling rod can bore to cylinder during rotation and apply pressure so that cylinder bores and unqualified pile body is milled
Formula breaking concrete simultaneously twists off reinforcing bar, and then cylinder drives motion upwards by short cylinder reinforced concrete core in the presence of being drilled in drilling rod
Take out, until original unqualified pile body is all segmented extraction.The utility model can directly be extracted using rotary drilling rig not to be conformed to
Lattice stake, there is the characteristics of simple in construction, easy to use, the process cycle to unqualified stake can be shortened, reduce construction cost.
Brief description of the drawings
Fig. 1 is schematic diagram of the present utility model；
Marked in figure：1st, cylinder bores, and 2, cutter teeth, 3, connecting portion, 4, strengthen steel plate, 5, pick bar, 6, through hole.
Embodiment
With reference to embodiment, the utility model will be further described, and described embodiment is only that this practicality is new
Type part of the embodiment, it is not whole embodiments.Based on the embodiment in the utility model, the ordinary skill people of this area
Other embodiments used that member is obtained under the premise of creative work is not made, belong to protection model of the present utility model
Enclose.
With reference to accompanying drawing, the pile pulling device provided by the utility model for being used to extract unqualified pile body includes cylindrical cylinder
1 is bored, the internal diameter that the cylinder bores 1 is identical with the external diameter of unqualified stake pile body, and the upper end of the cylinder brill 1, which is provided with, to be used for and churning driven
The connecting portion 3 that the drilling rod of machine is connected with each other；Wherein rotary drilling rig and drilling rod belong to prior art products, those skilled in the art
Member can be appreciated and understood that, will not be repeated here.The lower surface that the cylinder bores 1 is provided with multiple cutter teeths 2.The utility model exists
During use, it is set-located by the drilling rod of connecting portion and rotary drilling rig, then rotary drilling rig drives drilling rod to rotate, drilling rod
Drive cylinder to bore when rotation to move downward, while drilling rod can bore to cylinder during rotation and apply pressure so that cylinder brill pair
Unqualified pile body carries out grinding type breaking concrete and twists off reinforcing bar, and then cylinder drives motion upwards will in the presence of being drilled in drilling rod
Short cylinder reinforced concrete core is taken out, until original unqualified pile body is all segmented extraction, reinforcing bar is inserted again after extracting
Cage is poured.The utility model directly can extract unqualified stake using rotary drilling rig, have simple in construction, user
Just the characteristics of, the process cycle to unqualified stake can be shortened, reduces construction cost.
The utility model is tested in Luzhou Medical College building site, can greatly shorten the place to unqualified stake
Manage the cycle.
As a kind of preferable mode of the utility model, circumferencial direction of each cutter teeth 2 along cylinder brill 1 is according to identical
Incline direction is inclined to be connected to cylinder and bores on 1 lower surface, and the inclination on the circumferencial direction that bores along cylinder of each cutter teeth 2
Direction it is consistent with the rotation direction of the drilling rod of rotary drilling rig so that process of the drilling rod in rotation, passes through the side of cutter teeth one
Face can be engaged unqualified pile body, another to facilitate cutter teeth also to dish out part solum, be easy to cylinder to bore 1 and push.
1 is bored in order to further improve cylinder and pushes speed, enhancing cylinder bores the snap-in force with unqualified pile body, and wherein each
The axis direction of part cutter teeth towards cylinder brill 1 in cutter teeth 2 slopes inwardly, and (i.e. part cutter teeth bores 1 towards cylinder for setting
Axis direction slopes inwardly), part cutter teeth in each cutter teeth 2 bores the 1 outward-dipping setting of axis direction (i.e. away from cylinder
The axis direction that part cutter teeth bores 1 away from cylinder is outward-dipping).
As a kind of preferable mode of the utility model, adjacent cutter teeth 2 bores the inclination angle of 1 radial direction along cylinder
Degree is different.
As a kind of preferable mode of the utility model, 1 is bored in order to improve cylinder and pushes speed, discharge in time squeezes out
The soil body, the cylinder bores and multistage pick bar 5 is provided with 1 excircle, the spiral of each section of pick bar 5 it is upward be distributed in cylinder brill
On 1 excircle.
Wherein, the cylinder that is distributed in that the spiral of each section of pick bar 5 is upward is bored on 1 excircle.
In order to improve the connection fastening type between cylinder brill 1 and connecting portion 3, the upper end that the connecting portion 3 and cylinder bore 1 is provided with
Strengthen steel plate 4.
As a kind of preferable mode of the utility model, for the ease of taking out the unqualified pile body twisted off, cylinder from cylinder brill 1
Bore and offer through hole 6 on 1, when pile body, which is held in cylinder, to be bored in 1, the instrument such as sledge roller carries out sledge to pile body through through hole 6 and moved.
Embodiment one
The pile pulling device for being used to extract unqualified pile body of the present embodiment, including cylindrical cylinder bore, what the cylinder bored
Internal diameter is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for being connected with each other with the drilling rod of rotary drilling rig
Connecting portion；The lower surface that the cylinder bores is provided with multiple cutter teeths.
Embodiment two
The pile pulling device for being used to extract unqualified pile body of the present embodiment, including cylindrical cylinder bore, what the cylinder bored
Internal diameter is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for being connected with each other with the drilling rod of rotary drilling rig
Connecting portion；The lower surface that the cylinder bores is provided with multiple cutter teeths；The circumferencial direction that each cutter teeth bores along cylinder is according to phase
With incline direction it is inclined is connected on the lower surface of cylinder brill, and inclining on the circumferencial direction that is bored along cylinder of each cutter teeth
Oblique direction is consistent with the rotation direction of the drilling rod of rotary drilling rig.
Embodiment three
The pile pulling device for being used to extract unqualified pile body of the present embodiment, including cylindrical cylinder bore, what the cylinder bored
Internal diameter is identical with the external diameter of unqualified stake pile body, and the upper end that the cylinder bores is provided with for being connected with each other with the drilling rod of rotary drilling rig
Connecting portion；The lower surface that the cylinder bores is provided with multiple cutter teeths；The circumferencial direction that each cutter teeth bores along cylinder is according to phase
With incline direction it is inclined is connected on the lower surface of cylinder brill, and inclining on the circumferencial direction that is bored along cylinder of each cutter teeth
Oblique direction is consistent with the rotation direction of the drilling rod of rotary drilling rig；What the part cutter teeth in wherein each cutter teeth bored towards cylinder
Axis direction, which slopes inwardly, to be set, and the part cutter teeth in each cutter teeth deviates from the outward-dipping setting of axis direction that cylinder bores.
Example IV
On the basis of embodiment three, the angle of inclination for the radial direction that adjacent cutter teeth bores along cylinder is different.
Embodiment five
On the basis of any of the above-described embodiment, multistage pick bar is provided with the excircle that the cylinder bores, each section is cut
Rack spiral is distributed on the excircle of cylinder brill upwards.
Embodiment six
On the basis of any of the above-described embodiment, the upper end that the connecting portion bores with cylinder is provided with reinforcement steel plate.
Claims (6)
1. a kind of pile pulling device for being used to extract unqualified pile body, it is characterised in that bored including cylindrical cylinder, the cylinder bores
Internal diameter it is identical with the external diameter of unqualified stake pile body, the upper end that the cylinder bores is provided with mutually to be interconnected for the drilling rod with rotary drilling rig
The connecting portion connect；The lower surface that the cylinder bores is provided with multiple cutter teeths.
2. the pile pulling device according to claim 1 for being used to extract unqualified pile body, it is characterised in that each cutter teeth edge
The circumferencial direction for cylinder brill is connected on the lower surface of cylinder brill according to identical incline direction is inclined, and each cutter teeth edge
The inclined direction on the circumferencial direction of cylinder brill is consistent with the rotation direction of the drilling rod of rotary drilling rig.
3. the pile pulling device according to claim 1 or 2 for being used to extract unqualified pile body, it is characterised in that wherein each
Part cutter teeth in cutter teeth slopes inwardly towards the axis direction that cylinder bores to be set, the part gear wheel back of tooth in each cutter teeth
The outward-dipping setting of axis direction bored from cylinder.
4. the pile pulling device according to claim 3 for being used to extract unqualified pile body, it is characterised in that adjacent cutter teeth
The angle of inclination for the radial direction bored along cylinder is different.
5. the pile pulling device according to claim 1 for being used to extract unqualified pile body, it is characterised in that the cylinder bores outer
Provided circumferentially about to have multistage pick bar, each section of pick bar spiral is distributed on the excircle of cylinder brill upwards.
6. according to claim 1 be used to extract the pile pulling device of unqualified pile body, it is characterised in that the connecting portion with
The upper end that cylinder bores is provided with reinforcement steel plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277707.6U CN206693235U (en) | 2017-03-21 | 2017-03-21 | A kind of pile pulling device for being used to extract unqualified pile body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720277707.6U CN206693235U (en) | 2017-03-21 | 2017-03-21 | A kind of pile pulling device for being used to extract unqualified pile body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206693235U true CN206693235U (en) | 2017-12-01 |
Family
ID=60443499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720277707.6U Active CN206693235U (en) | 2017-03-21 | 2017-03-21 | A kind of pile pulling device for being used to extract unqualified pile body |
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| CN (1) | CN206693235U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424961A (en) * | 2019-07-03 | 2019-11-08 | 马鞍山力搏机械制造有限公司 | A kind of defeated native formula mining cutter head of punching |
-
2017
- 2017-03-21 CN CN201720277707.6U patent/CN206693235U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110424961A (en) * | 2019-07-03 | 2019-11-08 | 马鞍山力搏机械制造有限公司 | A kind of defeated native formula mining cutter head of punching |
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